<div style="float:left;height:17px; line-height:17px;">
	<a href="<?=$rooturl?>cart-chi-tiet.html">Giỏ hàng</a> <img src="images/bg_cach_header.png" style="float:left;margin:0px 3px;" />
     <? if(!isset($_SESSION['duytrinh_login_user'])) {?>
    <a href="<?=$rooturl?>login.html">Đăng nhập</a> <img src="images/bg_cach_header.png" style="float:left;margin:0px 3px;" />
    <a href="<?=$rooturl?>signup.html">Đăng ký</a> <img src="images/bg_cach_header.png" style="float:left;margin:0px 3px;" />
    <? }else{?>
   <a href="#">Chào bạn <?=$_SESSION['duytrinh_login_user']?> </a><img src="images/bg_cach_header.png" style="float:left;margin:0px 3px;" />
    <a href="<?=$rooturl?>doi-mat-khau.html">Đổi mật khẩu</a> <img src="images/bg_cach_header.png" style="float:left;margin:0px 3px;" />
     <a href="<?=$rooturl?>logout.html">logout</a>
                
      <? }?>
</div>